| Business | Phone |
| Biztech Communications 6529 Creek Run Dr, Centreville 20121 | (703) 818-8300 |
| Crawdad Communications Inc 14600 Farming Way, Centreville 20120 | (703) 968-4200 |
| Global Internet Systems 13907 Green Trails Ct, Centreville 20121 | (703) 266-7886 |
| Sellmestuff.Com Inc 6329 Hidden Canyon Rd, Centreville 20120 | (703) 968-9810 |
| Lanferno 13814 Braddock Rd, Centreville 20121 | (703) 266-0800 |